DATE: 01/23/2006 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 11:07:04 2005 CONFIDENCE INTERVAL DETAIL REPT: PTS428 070/Ellis VRSN: W 070-915/Maypearl ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS STRATUM VARIANCE _________ ________ ___________ _____________ ___________ ___________ _____________ ________________ 1 A 23,794,871 0.9912 24,006,125 16 344 .080568921 2 A 23,948,304 0.9503 25,200,783 16 183 .015066546 3 A 23,647,178 0.9709 24,355,936 21 126 .006980927 4 A 23,769,234 0.9932 23,931,971 20 78 .001754033 5 D3 39,658,690 0.9412 42,136,305 22 1,436 .050314493 RANDOM TOTALS: 134,818,277 139,631,120 95 2,167 CATG J EXCEPTION VALUES: 13,319,059 13,036,354 CATG D1 EXCEPTION VALUES: 4,767,030 3,941,082 TOTAL TEST VALUES (4): 152,904,366 156,608,556 MARGIN OF ERROR PERCENT: 5.0000001 MARGIN OF ERROR VALUE: 7,830,428 CONFIDENCE INTERVAL VALUES (5): STATE LOWER LIMIT: 148,778,128 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) LOCAL TEST VALUE: 152,904,366 (WITHIN CONFIDENCE INTERVAL) STATE UPPER LIMIT: 164,438,984 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 151,810,695 (SEE ISD SUMMARY WORKSHEET) SOURCES: (1) SEE STRATIFIED CATEGORY WORKSHEET REPORTS PTS236, PTS430 (2) NUMBER OF PARCELS SAMPLED BY STAFF (3) TOTAL CATEGORY PARCELS FROM STRATIFICATION REPORT APPRAISAL ROLL, OR SELF-REPORT (4) INCLUDES ANY PARCELS IN A, B, C, D3, F1, G1, G2,OR L1 MARKED AS EXCEPTION PROPERTIES (5) UNSTUDIED CATEGORIES AND SUB-CATEGORIES WERE NOT INCLUDED IN THE CONFIDENCE INTERVAL VALUES
